关键字：
VPN PowerBulder数据窗口 SQL Server复制
ABSTRACT
Along with the development of the society, the number of the administrative departments, enterprises and corporations becomes larger and larger. The system is getting healthy. Branches and subsidiary companies are distributed in different areas and cities, while the staff becomes constantly large. In order to accurately provide more convenient management to check on work attendance in real time, many new patterns of such info system come forth. This article provides one solution which is bases on WAN. Compared with the actual solution, it can be more simply used and the cost will be decreased, while real time and high efficiency can be also achieved.
The followings are the main points of the paper:
1.it will introduce the background of Internet-based attendance check system;
2.it will expound the whole architecture and requirements of the Internet-based attendance check system and has analyzed the particularities, difficulties and the key points in the course of system realization;
3.the design of database has accomplished, and modules include department installment, function installment, staff management, task distribution, leave application, work overtime management and relevant inquiry statistics etc. Including 25 forms,and 56 data forms.
4.the key technical problems have been analyzed and solved, for example, dial-up P2P connection in Internet, VPN framework, windows design with PowerBuilder data,remote replication in SQL server etc.
5.we have carried out software authentication and confirmation.
Key Word：
VPN PowerBulder DataWindow SQL Server Copy
目 录
